{"id":"CVE-2026-80924","summary":"crypto: krb5 - use kfree_sensitive() for derived key buffers","details":"In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: krb5 - use kfree_sensitive() for derived key buffers\n\ncrypto_krb5_prepare_encryption() and crypto_krb5_prepare_checksum()\nfree the buffer holding the freshly derived keys with plain kfree(),\nleaving the key material behind in the freed slab object.","modified":"2026-09-10T03:48:25.570608596Z","published":"2026-09-09T16:19:44.150Z","database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/80xxx/CVE-2026-80924.json"},"references":[{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"},{"type":"WEB","url":"https://git.kernel.org/stable/c/731a5b6fb4c1705f9405d9029dd64ea81e336207"},{"type":"WEB","url":"https://git.kernel.org/stable/c/91b96dc9cc250cd16751f53de525cf3442ca0962"},{"type":"WEB","url":"https://git.kernel.org/stable/c/a1bf79365794783b19f5b09e8a23f7ee311e8931"},{"type":"WEB","url":"https://git.kernel.org/stable/c/f7d53dd3f267e46a784f219a75072f2f400d42b9"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/80xxx/CVE-2026-80924.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-80924"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"3936f02bf2d3308a7359dd37dd96cd60603d8170"},{"fixed":"731a5b6fb4c1705f9405d9029dd64ea81e336207"},{"fixed":"91b96dc9cc250cd16751f53de525cf3442ca0962"},{"fixed":"a1bf79365794783b19f5b09e8a23f7ee311e8931"},{"fixed":"f7d53dd3f267e46a784f219a75072f2f400d42b9"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-80924.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"6.15.0"},{"fixed":"6.18.49"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.19.0"},{"fixed":"7.1.13"}]},{"type":"ECOSYSTEM","events":[{"introduced":"7.2.0"},{"fixed":"7.2.3"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-80924.json"}}],"schema_version":"1.9.0"}